/* SignalScout — "Signal Pop" design system */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root{
  --toc-line:var(--line-2);--toc-dim:var(--muted);--toc-hot:var(--indigo);
  --bg:#F7F8FA;
  --bg-2:#FFFFFF;
  --bg-3:#EEF1F6;
  --ink:#101319;
  --ink-2:#4A5261;
  --ink-3:#79839660;
  --muted:#798396;
  --line:#E2E7EF;
  --line-2:#CCD4E0;
  --indigo:#5B5BF5;
  --cyan:#22D3EE;
  --fiber:#10B981;
  --cable:#6366F1;
  --dsl:#F59E0B;
  --sat:#94A3B8;
  --good:#10B981;
  --mid:#F59E0B;
  --bad:#EF4444;
  --grotesk:'Space Grotesk',system-ui,sans-serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --r:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 1px 2px rgba(16,19,25,.04),0 8px 28px -12px rgba(16,19,25,.16);
  --shadow-lg:0 2px 4px rgba(16,19,25,.05),0 24px 56px -20px rgba(16,19,25,.28);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0B0E14;--bg-2:#141822;--bg-3:#1C2130;
    --ink:#EEF1F6;--ink-2:#A8B2C4;--muted:#78849A;
    --line:#232937;--line-2:#333C4E;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 28px -12px rgba(0,0,0,.6);
    --shadow-lg:0 2px 4px rgba(0,0,0,.4),0 24px 56px -20px rgba(0,0,0,.75);
  }
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--indigo);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline}
::selection{background:var(--indigo);color:#fff}
h1,h2,h3,h4{font-family:var(--grotesk);font-weight:600;line-height:1.16;margin:0;letter-spacing:-.022em}
.tnum{font-variant-numeric:tabular-nums}

.wrap{width:min(1120px,92vw);margin-inline:auto}

/* header */
header.site{position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--bg) 86%,transparent);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.site-in{display:flex;align-items:center;gap:26px;height:64px}
.brand{display:flex;align-items:center;gap:9px;color:var(--ink);font-family:var(--grotesk);font-size:19px;font-weight:700;letter-spacing:-.03em}
.brand:hover{text-decoration:none}
.brand span{background:linear-gradient(100deg,var(--indigo),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
nav.top{margin-left:auto;display:flex;gap:24px}
nav.top a{color:var(--ink-2);font-size:14px;font-weight:500}
nav.top a:hover{color:var(--indigo);text-decoration:none}
@media(max-width:760px){nav.top{display:none}}

footer.site{border-top:1px solid var(--line);margin-top:76px;padding:42px 0 56px;font-size:13.5px;color:var(--muted)}
footer.site .cols{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:34px}
footer.site h5{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 12px;font-weight:600}
footer.site ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
footer.site a{color:var(--ink-2)}
.legal{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);line-height:1.7}
@media(max-width:760px){footer.site .cols{grid-template-columns:1fr;gap:24px}}

/* hero */
.hero{padding:74px 0 26px;text-align:center}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--indigo);background:color-mix(in srgb,var(--indigo) 10%,transparent);
  border:1px solid color-mix(in srgb,var(--indigo) 24%,transparent);border-radius:100px;padding:6px 14px;margin-bottom:20px}
.hero h1{font-size:clamp(34px,5.4vw,56px);font-weight:700;margin-bottom:16px;letter-spacing:-.035em}
.hero h1 span{background:linear-gradient(100deg,var(--indigo),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:18px;color:var(--ink-2);max-width:58ch;margin:0 auto 30px}

.searchbar{display:flex;gap:8px;background:var(--bg-2);border:1px solid var(--line-2);border-radius:14px;
  padding:7px 7px 7px 16px;box-shadow:var(--shadow);max-width:640px;margin:0 auto;transition:.2s var(--ease)}
.searchbar:focus-within{border-color:var(--indigo);box-shadow:var(--shadow),0 0 0 4px color-mix(in srgb,var(--indigo) 14%,transparent)}
.searchbar input{flex:1;min-width:0;background:none;border:0;outline:0;color:var(--ink);font-family:var(--sans);
  font-size:15.5px;padding:12px 2px}
.searchbar input::placeholder{color:var(--muted)}
.searchbar button{flex:none;background:linear-gradient(100deg,var(--indigo),#7A6BF8);color:#fff;border:0;
  border-radius:9px;padding:0 24px;height:44px;font-family:var(--sans);font-weight:600;font-size:14.5px;
  cursor:pointer;transition:.18s var(--ease)}
.searchbar button:hover{filter:brightness(1.08);transform:translateY(-1px)}
.searchbar button:disabled{opacity:.55;cursor:default;transform:none}
.examples{margin-top:15px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center}
.examples span{color:var(--muted);font-size:12.5px}
.chip{background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2);border-radius:100px;padding:5px 13px;
  font-size:12.5px;cursor:pointer;font-family:var(--sans);transition:.18s var(--ease)}
.chip:hover{border-color:var(--indigo);color:var(--indigo)}
.microtrust{margin-top:26px;font-size:13px;color:var(--muted)}
.microtrust b{color:var(--ink-2);font-weight:600}

/* scorecard */
#result{display:none;padding-bottom:10px}
#result.on{display:block}
.rhead{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin:26px 0 18px}
.rhead h2{font-size:clamp(21px,3vw,28px);font-weight:600}
.rhead .co{font-size:14px;color:var(--muted)}

.scorecard{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-lg);
  overflow:hidden}
.sc-top{display:grid;grid-template-columns:auto 1fr;gap:34px;padding:34px 36px;align-items:center}
@media(max-width:720px){.sc-top{grid-template-columns:1fr;gap:20px;padding:26px 22px;text-align:center;justify-items:center}}

.dial{position:relative;width:190px;height:190px;flex:none}
.dial svg{transform:rotate(135deg)}
.dial .val{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.dial .num{font-family:var(--grotesk);font-size:60px;font-weight:700;line-height:1;letter-spacing:-.04em;
  font-variant-numeric:tabular-nums}
.dial .of{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:7px}

.verdict h3{font-family:var(--grotesk);font-size:clamp(22px,3vw,30px);font-weight:600;letter-spacing:-.03em;margin-bottom:9px}
.verdict p{color:var(--ink-2);font-size:16px;margin:0;max-width:52ch}
.verdict .rank{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:13px;font-weight:600;
  padding:6px 13px;border-radius:100px;background:var(--bg-3);color:var(--ink-2)}

.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
@media(max-width:720px){.metrics{grid-template-columns:repeat(2,1fr)}}
.metric{padding:20px 22px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
@media(max-width:720px){.metric:nth-child(2n){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}}
.metric .k{font-size:10.5px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.metric .v{font-family:var(--grotesk);font-size:29px;font-weight:600;line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.metric .v u{text-decoration:none;font-size:13px;color:var(--muted);font-weight:500;margin-left:3px}
.metric .sub{font-size:12px;color:var(--muted);margin-top:7px}

.sigbars{display:inline-flex;align-items:flex-end;gap:2.5px;height:15px;margin-left:8px;vertical-align:-2px}
.sigbars i{width:4px;border-radius:1px;background:var(--line-2);display:block}
.sigbars i:nth-child(1){height:32%}.sigbars i:nth-child(2){height:50%}
.sigbars i:nth-child(3){height:68%}.sigbars i:nth-child(4){height:84%}.sigbars i:nth-child(5){height:100%}
.sigbars i.on{background:var(--good)}
.sigbars.mid i.on{background:var(--mid)}
.sigbars.bad i.on{background:var(--bad)}

/* panels */
.panels{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
@media(max-width:860px){.panels{grid-template-columns:1fr}}
.panel{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);padding:24px 26px;box-shadow:var(--shadow)}
.panel h4{font-size:15px;font-weight:600;margin-bottom:4px;display:flex;align-items:center;gap:9px}
.panel .ph{font-size:13px;color:var(--muted);margin:0 0 18px}
.tag{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border-radius:5px;
  background:var(--bg-3);color:var(--ink-2)}
.tag.fiber{background:color-mix(in srgb,var(--fiber) 15%,transparent);color:var(--fiber)}
.tag.cyan{background:color-mix(in srgb,var(--cyan) 18%,transparent);color:#0E7490}
@media (prefers-color-scheme: dark){.tag.cyan{color:var(--cyan)}}

.rows{display:grid;gap:13px}
.row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}
.row .lab{font-size:14px;color:var(--ink-2)}
.row .num{font-family:var(--grotesk);font-size:16px;font-weight:600;font-variant-numeric:tabular-nums}
.track{grid-column:1/-1;height:8px;background:var(--bg-3);border-radius:100px;overflow:hidden;margin-top:-4px}
.track i{display:block;height:100%;border-radius:100px;background:linear-gradient(90deg,var(--indigo),var(--cyan));
  width:0;transition:width .8s var(--ease)}
.track.good i{background:linear-gradient(90deg,var(--fiber),var(--cyan))}
.track.mid i{background:linear-gradient(90deg,var(--mid),#FBBF24)}
.track.bad i{background:linear-gradient(90deg,var(--bad),#F87171)}

/* heat grid */
.heat{display:grid;grid-template-columns:repeat(9,1fr);gap:3px;aspect-ratio:1;max-width:280px;margin:6px auto 0}
.heat i{border-radius:3px;background:var(--bg-3);position:relative;transition:.2s var(--ease)}
.heat i.c{outline:2px solid var(--ink);outline-offset:1px;z-index:2}
.heatkey{display:flex;align-items:center;gap:8px;justify-content:center;margin-top:14px;font-size:11px;color:var(--muted)}
.heatkey .grad{width:96px;height:8px;border-radius:100px;
  background:linear-gradient(90deg,#EF4444,#F59E0B,#10B981,#22D3EE)}

/* compare */
.cmpwrap{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
@media(max-width:820px){.cmpwrap{grid-template-columns:1fr}}
.cmpcard{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow);text-align:center}
.cmpcard .nm{font-size:13px;color:var(--muted);margin-bottom:12px;min-height:34px}
.cmpcard .sc{font-family:var(--grotesk);font-size:46px;font-weight:700;line-height:1;letter-spacing:-.04em}
.cmpcard .dl{font-size:14px;color:var(--ink-2);margin-top:8px}
.cmpcard.win{border-color:var(--fiber);box-shadow:var(--shadow),0 0 0 3px color-mix(in srgb,var(--fiber) 15%,transparent)}
.cmpform{display:flex;gap:8px;margin-top:14px}
.cmpform input{flex:1;min-width:0;background:var(--bg-2);border:1px solid var(--line-2);border-radius:9px;
  padding:11px 14px;font-family:var(--sans);font-size:14px;color:var(--ink);outline:0}
.cmpform input:focus{border-color:var(--indigo)}

.actions{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0 6px}
.btn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(100deg,var(--indigo),#7A6BF8);
  color:#fff;border:1px solid transparent;border-radius:10px;padding:11px 20px;font-weight:600;font-size:14px;
  cursor:pointer;font-family:var(--sans);transition:.18s var(--ease)}
.btn:hover{filter:brightness(1.08);text-decoration:none;color:#fff}
.btn.ghost{background:var(--bg-2);color:var(--ink-2);border-color:var(--line-2)}
.btn.ghost:hover{border-color:var(--indigo);color:var(--indigo);filter:none}
.btn:disabled{opacity:.5;cursor:default}

.srcnote{margin-top:20px;font-size:13px;color:var(--muted);line-height:1.65;padding:15px 18px;
  background:var(--bg-3);border-radius:11px}
.srcnote b{color:var(--ink-2)}

.loading{display:none;padding:56px 0;text-align:center;color:var(--ink-2);font-size:15px}
.loading.on{display:block}
.pulse{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--indigo);margin-right:9px;
  animation:pl 1.1s ease-in-out infinite;vertical-align:0}
@keyframes pl{0%,100%{opacity:.25;transform:scale(.8)}50%{opacity:1;transform:scale(1.15)}}
.errbox{display:none;max-width:560px;margin:30px auto;padding:17px 21px;background:color-mix(in srgb,var(--bad) 9%,transparent);
  border:1px solid color-mix(in srgb,var(--bad) 40%,transparent);border-radius:11px;color:var(--bad);font-size:15px;text-align:center}
.errbox.on{display:block}

/* content pages */
.page{padding:60px 0 20px}
.page h1{font-size:clamp(30px,4.3vw,45px);font-weight:700;margin-bottom:18px;letter-spacing:-.035em}
.page h2{font-size:clamp(21px,2.6vw,27px);margin:46px 0 14px}
.page h3{font-size:18px;margin:30px 0 9px}
.page p,.page li{color:var(--ink-2);font-size:16.5px;line-height:1.7}
.page ul,.page ol{padding-left:22px;display:grid;gap:9px;margin:15px 0}
.page strong{color:var(--ink);font-weight:600}
.lede{font-size:19px!important;color:var(--ink)!important;max-width:66ch}
.prose{max-width:70ch}
.crumb{font-size:12.5px;color:var(--muted);margin-bottom:20px}
.crumb a{color:var(--muted)}
.note{background:var(--bg-2);border:1px solid var(--line);border-left:3px solid var(--indigo);
  border-radius:0 11px 11px 0;padding:17px 21px;margin:24px 0;box-shadow:var(--shadow)}
.note p{margin:0;font-size:15.5px}
.note strong{color:var(--indigo)}
table.tbl{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
table.tbl th{text-align:left;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
  font-weight:600;padding:0 14px 9px 0;border-bottom:1.5px solid var(--line-2)}
table.tbl td{padding:12px 14px 12px 0;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top}
table.tbl td:first-child{color:var(--ink);font-weight:500}
table.tbl.num td:not(:first-child){font-variant-numeric:tabular-nums}
.cta-box{background:linear-gradient(120deg,color-mix(in srgb,var(--indigo) 8%,var(--bg-2)),color-mix(in srgb,var(--cyan) 8%,var(--bg-2)));
  border:1px solid var(--line-2);border-radius:var(--r);padding:28px 30px;margin:42px 0;display:flex;
  align-items:center;gap:24px;flex-wrap:wrap}
.cta-box div{flex:1;min-width:230px}
.cta-box h3{margin:0 0 6px;font-size:21px}
.cta-box p{margin:0;font-size:15px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:13px;margin:24px 0}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:14px;padding:21px 22px;display:block;transition:.2s var(--ease)}
.card:hover{border-color:var(--indigo);text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow)}
.card h4{font-family:var(--sans);font-size:15.5px;font-weight:600;color:var(--ink);margin:0 0 6px}
.card p{font-size:14px;color:var(--muted);margin:0;line-height:1.55}
.faq details{border-bottom:1px solid var(--line);padding:17px 0}
.faq summary{cursor:pointer;font-size:16.5px;color:var(--ink);list-style:none;display:flex;gap:13px;align-items:flex-start;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:'+';color:var(--indigo);font-size:20px;line-height:1.05;flex:none}
.faq details[open] summary::before{content:'−'}
.faq p{margin:11px 0 0 25px;font-size:15.5px}

/* county pages */
.statgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:26px 0}
.stat{background:var(--bg-2);border:1px solid var(--line);border-radius:13px;padding:18px 20px}
.stat .k{font-size:10.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.stat .v{font-family:var(--grotesk);font-size:27px;font-weight:600;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.stat .v u{text-decoration:none;font-size:12.5px;color:var(--muted);font-weight:500}
.linklist{columns:3;column-gap:26px;margin:20px 0;font-size:14.5px}
@media(max-width:800px){.linklist{columns:2}}
@media(max-width:520px){.linklist{columns:1}}
.linklist a{display:block;padding:5px 0;break-inside:avoid;color:var(--ink-2)}
.linklist a:hover{color:var(--indigo)}
.ad-slot{margin:26px 0;text-align:center}

/* the hidden attribute must beat the display rules above */
.cmpwrap[hidden]{display:none}
.rank[hidden],.btn[hidden]{display:none}
/* keep the score label clear of the dial ring */
.dial .of{font-size:10px;letter-spacing:.11em;margin-top:9px;max-width:112px;line-height:1.3}
/* sticky header must not cover the result heading when we scroll to it */
#result{scroll-margin-top:84px}


/* ---------- article layout with a sticky contents rail ---------- */
.page-grid{display:grid;grid-template-columns:minmax(0,72ch) 232px;gap:60px;
  align-items:start;justify-content:center}
.page-grid > .prose{min-width:0}
@media(max-width:1080px){
  .page-grid{grid-template-columns:minmax(0,72ch);justify-content:center}
  .toc{display:none}
}
.toc{position:sticky;top:96px;font-size:13.5px;line-height:1.5}
.toc-in{border-left:1px solid var(--toc-line);padding-left:18px}
.toc h5{margin:0 0 12px;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  font-weight:600;color:var(--toc-dim);font-family:inherit}
.toc ol{list-style:none;margin:0;padding:0;display:grid;gap:9px;counter-reset:toc}
.toc li{counter-increment:toc}
.toc a{color:var(--toc-dim);display:block;transition:color .18s ease}
.toc a::before{content:counter(toc) ".";margin-right:7px;opacity:.5;font-variant-numeric:tabular-nums}
.toc a:hover{color:var(--toc-hot);text-decoration:none}
.page h2{scroll-margin-top:88px}